24-hour TSP Monitoring Results                              
                                     
Station CM_AB1a, The Hong Kong Ice and Cold Storage (Aberdeen)                        
Start Finish Weather Filter Weight (g) Elapsed Time Reading Sampling Time Flow Rate (m3/min) TSP Conc. Action Level Limit Level Observations / Remarks Sampler Filter
Date Time Date Time   Initial Final Initial Final (hrs) Initial Final Average  (µg/m3)  (µg/m3)  (µg/m3)   ID ID
03-Sep-10 08:00 04-Sep-10 08:00 Fine 2.8032 2.9211 1467.80 1491.80 24.00 1.5774 1.5774 1.5774 52 174.2 260 No major construction works Ice Factory 276
09-Sep-10 08:00 10-Sep-10 08:00 Sunny 2.818 2.9514 1491.80 1515.80 24.00 1.5451 1.5451 1.5451 60 174.2 260 No major construction works Ice Factory 285
15-Sep-10 08:00 16-Sep-10 08:00 Fine 2.8112 2.9057 1515.80 1539.80 24.00 1.4857 1.4857 1.4857 44 174.2 260 No major construction works Ice Factory 290
21-Sep-10  Failure of  power supply
27-Sep-10 08:00 28-Sep-10 08:00 Fine 2.7872 2.8904 1545.79 1569.79 24.00 1.4863 1.4863 1.4863 48 174.2 260 No major construction works Ice Factory 305
30-Sep-10 08:00 01-Oct-10 08:00 Fine 2.8085 2.9248 1569.79 1593.79 24.00 1.4877 1.4877 1.4877 54 174.2 260 No major construction works Ice Factory 311
                        Min. 44          
                        Max. 60          
                        Average 52